Ontologia

Rivière· 11 segments

La Romanche

Crosses 2 administrative regions : Hautes-Alpes, Isère

rivière

Total length

75km

Max discharge

19,9m³/s

Max Strahler

4

Segments matched

11

River geography2 admin regions · 16 communes

Parent watershed

hybas-20805497701237 km²

2 administrative regions crossed (GADM L2)

  • Isère
    Auvergne-Rhône-Alpes · France
    18.6 km
    in this dpt
  • Hautes-Alpes
    Provence-Alpes-Côte d'Azur · France
    11.1 km
    in this dpt
16 communes (L5)

7 intersecting protected areas

1 page = 1 named river (aggregation of 11 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

3 201 distinct species · 93 823 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 46 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de La Romanche : 42 espèces + 4 bulles famille, 71 interactions GloBI documentées sur 6 types (connectance 6.9%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
46
Interactions affichées
71
Connectance
0.069
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

75km

Max discharge

19,9m³/s

Max Strahler

4

Segments matched

11

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.